Robust power allocation for orthogonal frequency division multiplexing-based overlay/underlay cognitive radio network under spectrum sensing errors and channel uncertainties.
Ling ZhuXiaohui ZhaoPublished in: IET Commun. (2016)
Keyphrases
- cognitive radio
- multiple input multiple output
- spectrum sensing
- cognitive radio networks
- power allocation
- wireless communication
- mimo systems
- orthogonal frequency division multiplexing
- communication systems
- ofdm system
- base station
- wireless networks
- cellular networks
- wireless systems
- key technologies
- mobile communication
- wireless sensor networks
- channel estimation
- wifi
- computer systems
- wireless channels
- computer simulation